Suppose a consultant claims a training course will increase typing speed by at least 10 words per minute A manager enrolls 15 employees and notes an increase of only 7 words per minute with a standard deviation 2 5 What are the appropriate null and alternative hypotheses Explain I have asked this question before and believe null 10 alternate 10 Is this true If not, can you please explain the fault in my logic Since the claim is an increase by at least 10 words per minute I thought that meant 10 However, previous answers stated the alternate as 10

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Question: Suppose a consultant claims a training course will increase typing speed by at least 10 words per minute. A manager enrolls 15 employees and notes

Suppose a consultant claims a training course will increase typing speed by at least 10 words per minute. A manager enrolls 15 employees and notes an increase of only 7 words per minute with a standard deviation 2.5.

What are the appropriate null and alternative hypotheses? Explain.

I have asked this question before and believe...

null: < 10

alternate: 10

Is this true? If not, can you please explain the fault in my logic? Since the claim is an increase by at least 10 words per minute I thought that meant 10. However, previous answers stated the alternate as < 10.

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